<!--  -->
<template>
  <div class="tab_bar">
    <div class="home" @click="goto('/')">
      <img v-if="home == 'home'" src="@/assets/img/home2.png" alt="" />
      <img v-else src="@/assets/img/home.png" alt="" />
      <span>首页</span>
    </div>
    <div class="onStudy" @click="goto('/study')">
      <img v-if="onStudy == 'onStudy'" src="@/assets/img/study2.png" alt="" />
      <img v-else src="@/assets/img/study.png" alt="" />
      <span>在学</span>
    </div>
    <div class="myInfo" @click="goto('/member')">
     <img v-if="myInfo == 'myInfo'" src="@/assets/img/myInfo2.png" alt="" />
      <img v-else src="@/assets/img/myInfo.png" alt="" />
      <span>我的</span>
    </div>
  </div>
</template>

<script>
//这里可以导入其他文件（比如：组件，工具js，第三方插件js，json文件，图片文件等等）
//例如：import 《组件名称》 from '《组件路径》';

export default {
  //import引入的组件需要注入到对象中才能使用
  name: "tabBar",
  props:['prop'],
  components: {},
  data() {
    //这里存放数据
    this.home = this.prop;
    this.onStudy = this.prop;
    this.myInfo = this.prop;
    return {};
  },
  //监听属性 类似于data概念
  computed: {},
  //监控data中的数据变化
  watch: {},
  //方法集合
  methods: {
    goto(url){
      // console.log(url);
      this.$router.push({
        path: url,
        
      });
    }
  },
  //生命周期 - 创建完成（可以访问当前this实例）
  created() {},
  //生命周期 - 挂载完成（可以访问DOM元素）
  mounted() {},
  beforeCreate() {}, //生命周期 - 创建之前
  beforeMount() {}, //生命周期 - 挂载之前
  beforeUpdate() {}, //生命周期 - 更新之前
  updated() {}, //生命周期 - 更新之后
  beforeDestroy() {}, //生命周期 - 销毁之前
  destroyed() {}, //生命周期 - 销毁完成
  activated() {}, //如果页面有keep-alive缓存功能，这个函数会触发
};
</script>
<style scoped lang="less">
div.tab_bar {
  width: 100%;
  max-width: 7.5rem;
  height: 1.06rem;
  display: flex;
  justify-content: space-around;
  position: fixed;
  // position: sticky;
  bottom: 0;
  background-color: white;
  div {
    width: 0.56rem;
    height: 1.06rem;
    img {
      width: 0.56rem;
      height: 0.56rem;
    }
    span {
      font-size: .24rem;
      color: #333;
    }
  }
}
</style>
